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Finding the Fourth Proportional to 8,294.15, 11,441.57 and 4,934.58

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Solution

The fourth proportional to 8,294.15, 11,441.57 and 4,934.58 is: 6,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.15 : 11,441.57 = 4,934.58 : x
  2. Step 2: Convert to fraction form
    8,294.15/11,441.57 = 4,934.58/x
  3. Step 3: Cross multiply
    8,294.15x = 11,441.57 × 4,934.58
  4. Step 4: Simplify right side
    8,294.15x = 56,459,354.83
  5. Step 5: Solve for x
    x = 56,459,354.83/8,294.15
  6. Step 6: Final answer
    x = 6,807.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.